Finding the Fourth Proportional to 114,185.82, 157,576.76 and 63,202.09
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Solution
The fourth proportional to 114,185.82, 157,576.76 and 63,202.09 is: 87,219.07
Step by Step Solution
- Step 1: Write the proportion equation
114,185.82 : 157,576.76 = 63,202.09 : x - Step 2: Convert to fraction form
114,185.82/157,576.76 = 63,202.09/x - Step 3: Cross multiply
114,185.82x = 157,576.76 × 63,202.09 - Step 4: Simplify right side
114,185.82x = 9,959,180,389.94 - Step 5: Solve for x
x = 9,959,180,389.94/114,185.82 - Step 6: Final answer
x = 87,219.07
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.